BIPHENYL COMPOUND AND ITS USE

摘要

PROBLEM TO BE SOLVED: To obtain a compound having an excellent plant pest control effect. SOLUTION: This biphenyl compound is expressed by general formula [wherein R1 expresses a 1-10C alkyl, a-10C haloalkyl; n expresses 0-3 integer; R2 expresses fluorine; m expresses 0-5 integer; R3 is the same or different and expresses a halogen, a 1-10C alkyl; A expresses a group expressed by the following A1 wherein R4 expresses a halogen or the like}].